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Finding the Third Proportional to 45,450,517.50 and 70,520,467.50

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Solution

The third proportional to 45,450,517.50 and 70,520,467.50 is: 109,418,695.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,450,517.50 : 70,520,467.50 = 70,520,467.50 : x
  2. Step 2: Convert to fraction form
    45,450,517.50/70,520,467.50 = 70,520,467.50/x
  3. Step 3: Cross multiply
    45,450,517.50x = 70,520,467.50 × 70,520,467.50
  4. Step 4: Simplify right side
    45,450,517.50x = 4,973,136,336,418,556
  5. Step 5: Solve for x
    x = 4,973,136,336,418,556/45,450,517.50
  6. Step 6: Final answer
    x = 109,418,695.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.